网站竞争对手,张掖网站建设0936e,给人建设网站能赚钱吗,做商城网站Windows网络编程之winsock实现文件传输示例本文实例展示了Windows网络编程中winsock实现文件传输的方法#xff0c;对于进行Windows下的winsock网络编程有一定的借鉴参考价值。该程序代码主要是基于TCP流协议的winsock网络文件传输示例#xff0c;采用Windows下的C语言编写。…Windows网络编程之winsock实现文件传输示例本文实例展示了Windows网络编程中winsock实现文件传输的方法对于进行Windows下的winsock网络编程有一定的借鉴参考价值。该程序代码主要是基于TCP流协议的winsock网络文件传输示例采用Windows下的C语言编写。可以实现传递任何格式文件的文件传输功能。具体实现代码如下Server端代码如下/************************************************************************* File Name: Win_Server.c Author: SongLee************************************************************************/#include #include #include #include #define PORT 8087#define SERVER_IP 127.0.0.1#define BUFFER_SIZE 1024#define FILE_NAME_MAX_SIZE 512#pragma comment(lib, WS2_32)int main(){// 声明并初始化一个服务端(本地)的地址结构sockaddr_in server_addr;server_addr.sin_family AF_INET;server_addr.sin_addr.S_un.S_addr INADDR_ANY;server_addr.sin_port htons(PORT);// 初始化socket dllWSADATA wsaData;WORD socketVersion MAKEWORD(2, 0);if(WSAStartup(socketVersion, wsaData) ! 0){printf(Init socket dll error!);exit(1);}// 创建socketSOCKET m_Socket socket(AF_INET, SOCK_STREAM, 0);if (SOCKET_ERROR m_Socket){printf(Create Socket Error!);exit(1);}//绑定socket和服务端(本地)地址if (SOCKET_ERROR bind(m_Socket, (LPSOCKADDR)server_addr, sizeof(server_addr))){printf(Server Bind Failed: %d, WSAGetLastError());exit(1);}//监听if (SOCKET_ERROR listen(m_Socket, 10)){printf(Server Listen Failed: %d, WSAGetLastError());exit(1);}while(1){printf(Listening To Client...\n);sockaddr_in client_addr;int client_addr_len sizeof(client_addr);SOCKET m_New_Socket accept(m_Socket, (sockaddr *)client_addr, client_addr_len);if (SOCKET_ERROR m_New_Socket){printf(Server Accept Failed: %d, WSAGetLastError());break;}char buffer[BUFFER_SIZE];memset(buffer, 0, BUFFER_SIZE);if (recv(m_New_Socket, buffer, BUFFER_SIZE, 0) 0){printf(Server Receive Data Failed!);break;}char file_name[FILE_NAME_MAX_SIZE1];memset(file_name, 0, FILE_NAME_MAX_SIZE1);strncpy(file_name, buffer, strlen(buffer)FILE_NAME_MAX_SIZE ? FILE_NAME_MAX_SIZE:strlen(buffer));printf(%s\n, file_name);FILE * fp fopen(file_name, rb); //windows下是rb,表示打开一个只读的二进制文件if (NULL fp){printf(File: %s Not Found\n, file_name);}else{memset(buffer, 0, BUFFER_SIZE);int length 0;while ((length fread(buffer, sizeof(char), BUFFER_SIZE, fp)) 0){if (send(m_New_Socket, buffer, length, 0) 0){printf(Send File: %s Failed\n, file_name);break;}memset(buffer, 0, BUFFER_SIZE);}fclose(fp);printf(File: %s Transfer Successful!\n, file_name);}closesocket(m_New_Socket);}closesocket(m_Socket);//释放winsock库WSACleanup();return 0;}Client端代码如下/************************************************************************* File Name: Win_Client.c Author: SongLee************************************************************************/#include #include #include #include #define PORT 8087#define SERVER_IP 127.0.0.1#define BUFFER_SIZE 1024#define FILE_NAME_MAX_SIZE 512#pragma comment(lib, WS2_32)int main(){// 初始化socket dllWSADATA wsaData;WORD socketVersion MAKEWORD(2, 0);if(WSAStartup(socketVersion, wsaData) ! 0){printf(Init socket dll error!);exit(1);}//创建socketSOCKET c_Socket socket(AF_INET, SOCK_STREAM, 0);if (SOCKET_ERROR c_Socket){printf(Create Socket Error!);system(pause);exit(1);}//指定服务端的地址sockaddr_in server_addr;server_addr.sin_family AF_INET;server_addr.sin_addr.S_un.S_addr inet_addr(SERVER_IP);server_addr.sin_port htons(PORT);if (SOCKET_ERROR connect(c_Socket, (LPSOCKADDR)server_addr, sizeof(server_addr))){printf(Can Not Connect To Server IP!\n);system(pause);exit(1);}//输入文件名char file_name[FILE_NAME_MAX_SIZE1];memset(file_name, 0, FILE_NAME_MAX_SIZE1);printf(Please Input File Name On Server: );scanf(%s, file_name);char buffer[BUFFER_SIZE];memset(buffer, 0, BUFFER_SIZE);strncpy(buffer, file_name, strlen(file_name)BUFFER_SIZE ? BUFFER_SIZE:strlen(file_name));//向服务器发送文件名if(send(c_Socket, buffer, BUFFER_SIZE, 0) 0){printf(Send File Name Failed\n);system(pause);exit(1);}//打开文件准备写入FILE * fp fopen(file_name, wb); //windows下是wb,表示打开一个只写的二进制文件if(NULL fp){printf(File: %s Can Not Open To Write\n, file_name);system(pause);exit(1);}else{memset(buffer, 0, BUFFER_SIZE);int length 0;while ((length recv(c_Socket, buffer, BUFFER_SIZE, 0)) 0){if (fwrite(buffer, sizeof(char), length, fp) length){printf(File: %s Write Failed\n, file_name);break;}memset(buffer, 0, BUFFER_SIZE);}printf(Receive File: %s From Server Successful!\n, file_name);}fclose(fp);closesocket(c_Socket);//释放winsock库WSACleanup();system(pause);return 0;}程序中备有较为详尽的注释相信大家不难理解。感兴趣的朋友可以根据自身需要对程序加以灵活改善使其功能更加强大。相关阅读:快速查看win10 build版本号的最简单的方法各种页面定时跳转(倒计时跳转)代码总结win7计算机怎么更改工作组?Android中使用Gson解析JSON数据的两种方法Bootstrap每天必学之基础排版Struts2实现CRUD(增 删 改 查)功能实例代码JS截取字符串实例详解Jquery 实现表格颜色交替变化鼠标移过颜色变化实例c#.NET 写txt文件小例子Win10输入法图标显示禁用必须重启电脑方可解决理解Javascript闭包轻松学习C#的结构和类JavaScript使用shift方法移除素组第一个元素实例分析详解WordPress中创建和添加过滤器的相关PHP函数
